package array.part1;

public class ArrayDemo {
  public static void main(String[] args) {
    int[] arr = new int[] {8, 2, 1, 0, 3};
    int[] index = new int[] {2, 0, 3, 2, 4, 0, 1, 3, 2, 3, 3};
    String tel = "";
    for (int i = 0; i < index.length; i++) {
      tel += arr[index[i]];
    }
    System.out.println("联系方式：" + tel); // 18...
  }
}
